# Copy all of the source markdown files directly into the destination.
Jekyll::Hooks.register :site, :post_write do |site|
  dest = site.dest
  categories = site.config['category_metadata'].each_key do |category|
    dir = Dir.new("#{site.source}/_posts/#{category}")
    dir.each do |filename|
      next unless filename =~ /\.md$/
      FileUtils.cp("#{dir.path}/#{filename}", "#{dest}/#{category}/")
    end
  end
end